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United States Patent | 5,513,286 |
Easley | April 30, 1996 |
The present invention provides a method and apparatus for dimming the white light received by an optical fiber. The apparatus is a cover having a thin edge and a flat surface for application to the optical fiber commencing at the fiber rim.
Inventors: | Easley; James C. (St. Charles, MO) |
Assignee: | Syntec, Inc. (Winfield, MO) |
Appl. No.: | 255660 |
Filed: | June 8, 1994 |
Current U.S. Class: | 385/19; 359/227; 362/554; 362/572; 385/25; 385/140 |
Intern'l Class: | G02B 006/26 |
Field of Search: | 385/23,31,19,139,140,25,73,77 362/32 359/227 |
4322129 | Mar., 1982 | Takahashi et al. | 385/1. |
4376566 | Mar., 1983 | Blackington | 385/19. |
4556280 | Dec., 1985 | Bagby | 358/19. |
4560238 | Dec., 1985 | Mori | 385/16. |
4591231 | May., 1986 | Kaiser et al. | 385/19. |
4738506 | Apr., 1988 | Abendschein et al. | 385/19. |
4757426 | Jul., 1988 | Scheller et al. | 362/20. |
4778254 | Oct., 1988 | Gilliland, III et al. | 385/23. |
4836636 | Jun., 1989 | Obara et al. | 385/23. |
5006965 | Apr., 1991 | Jones | 362/32. |
5101468 | Mar., 1992 | Chiu | 385/115. |
5268977 | Dec., 1993 | Miller | 385/33. |
5434756 | Jul., 1995 | Hsu et al. | 362/32. |